| Scientific Name | Author | English Name |
|---|---|---|
| Clavelina amplexa | Kott, 2002 | |
| Clavelina arafurensis | Tokioka, 1952 | |
| Clavelina auracea | Monniot, 1997 | |
| Clavelina australis | (Herdman, 1899) | |
| Clavelina baudinensis | Kott, 1957 | |
| Clavelina borealis | (Savigny, 1816) | |
| Clavelina brasiliensis | (Millar, 1977) | |
| Clavelina breve | Tokioka, 1952 | |
| Clavelina coerulea | Oka, 1934 | Blue-ring sea squirt |
| Clavelina concrescens | Hartmeyer, 1924 | |
| Clavelina cyclus | Tokioka & Nishikawa, 1975 | |
| Clavelina cylindrica | (Quoy & Gaimard, 1834) | |
| Clavelina dagysa | (Kott, 1957) | |
| Clavelina dellavallei | (Zirpoli, 1925) | Blue ascidian |
| Clavelina dentatosiphonis | Millar, 1975 | |
| Clavelina detorta | (Sluiter, 1904) | |
| Clavelina diminuta | Kott, 1957 | White-spot ascidian |
| Clavelina elegans | (Oka, 1927) | |
| Clavelina enormis | Herdman, 1880 | |
| Clavelina fasciculata | Van Name, 1945 | |
| Clavelina fecunda | (Sluiter, 1904) | |
| Clavelina flava | Monniot, 1988 | Multicolor tunicate |
| Clavelina gigantea | Van Name, 1921 | |
| Clavelina huntsmani | Van Name, 1931 | Lightbulb tunicate |
| Clavelina kottae | (Millar, 1960) | |
| Clavelina lepadiformis | (Müller, 1776) | Light-bulb ascidian |
| Clavelina maculata | Monniot, & Monniot, 2001 | |
| Clavelina meridionalis | (Herdman, 1891) | |
| Clavelina michaelseni | Millar, 1982 | |
| Clavelina miniata | Watanabe & Tokioka, 1973 | |
| Clavelina minuta | Tokioka, 1963 | |
| Clavelina mirabilis | Kott, 1972 | |
| Clavelina moluccensis | (Sluiter, 1904) | Blue sea squirt |
| Clavelina nana | Lahille, 1890 | Pin head squirt |
| Clavelina neapolitana | unspecified | |
| Clavelina nigra | Kott, 1990 | |
| Clavelina obesa | Nishikawa & Tokioka, 1976 | |
| Clavelina oblonga | Herdman, 1880 | |
| Clavelina oliva | Kott, 1990 | |
| Clavelina ostrearium | (Michaelsen, 1930) | |
| Clavelina phlegraea | Salfi, 1929 | |
| Clavelina picta | (Verrill, 1900) | Busy sea squirt |
| Clavelina polycitorella | (Tokioka, 1954) | |
| Clavelina pseudobaudinensis | (Kott, 1976) | |
| Clavelina puertosecensis | Millar & Goodbody, 1974 | |
| Clavelina robusta | Kott, 1990 | Cat eye |
| Clavelina roseola | Millar, 1955 | |
| Clavelina sabbadini | Brunetti, 1987 | |
| Clavelina steenbrasensis | Millar, 1955 | |
| Clavelina viola | Tokioka & Nishikawa, 1976 | Colonial purple tunicate |
| Euclavella claviformis | (Herdman, 1899) | |
| Nephtheis fascicularis | (Drasche, 1882) | Lollipop tunicate |
| Nephtheis fascularis | (Drasche, 1882) | |
| Pycnoclavella arenosa | (Kott, 1972) | |
| Pycnoclavella aurantia | Kott, 1990 | |
| Pycnoclavella aurilucens | Garstang, 1891 | |
| Pycnoclavella belizeana | Goodbody, 1996 | |
| Pycnoclavella brava | Pérez-Portela, Duran & Turon, 2007 | |
| Pycnoclavella communis | Pérez-Portela, Duran & Turon, 2007 | |
| Pycnoclavella detorta | (Sluiter, 1904) | Tentacle sea squirt |
| Pycnoclavella diminuta | (Kott, 1957) | |
| Pycnoclavella elongata | Kott, 1990 | |
| Pycnoclavella kottae | Millar, 1960 | |
| Pycnoclavella minuta | Millar, 1953 | |
| Pycnoclavella nana | (Lahille, 1890) | |
| Pycnoclavella neapolitana | (Julin, 1904) | |
| Pycnoclavella stanleyi | Berrill & Abbott, 1949 | Social tunicate |
| Pycnoclavella tabella | Kott, 1990 | |
| Pycnoclavella taureanensis | Brunetti, 1991 | |
| Pycnoclavella taureanina | Brunetti, 1991 |